Australian Demographic Profile
Grandchester, QLD 4340
Census-grade demographic profile. ABS Census 2021, adjusted to 2026.
Population
~387
Median age
47
Median income
Mid
$500-$649/wk
Top profile
Retired
32%
Profile composition (top three)
- Retired and semi-retired32%
- Young singles and non-workers25%
- Established partnered households14%
Full 8-profile breakdown in the suburb report.
Population overview
- Synthetic individuals
- ~387
- Sex split
- F 48% / M 52%
- Tertiary-qualified
- 12%
Generated from ABS Census 2021 conditionals using Bayesian reconstruction, adjusted to 2026.
Age structure
- Children (0-14)23%
- Young adults (15-24)11%
- Early career (25-39)9.3%
- Mid career (40-59)33%
- Senior (60+)23%
Income distribution
Median individual income bracket in Grandchester: Mid ($500-$649/wk).
- No / not stated48%
- Low ($1-$499/wk)19%
- Mid ($500-$1.5k)27%
- High ($1.5k-$3k)6.0%
- Very high ($3k+)0%
Top occupations
- Managers19%
- Technicians and Trades Workers18%
- Machinery Operators and Drivers14%
Full occupation breakdown in the suburb report.
Compared to QLD and Australia
| Grandchester | QLD avg | AUS avg | |
|---|---|---|---|
| Median age | 47 | 42 | 42 |
| Tertiary-qualified | 12% | 15% | 19% |
What's in the full report
- ✓ Full 8-profile composition with percentages
- ✓ All 47 demographic variables broken down
- ✓ Income vs occupation cross-tabulation
- ✓ Family composition by age group
- ✓ Country of birth and language distributions
- ✓ Educational attainment by age cohort
- ✓ Branded HTML, PDF, CSV exports
- ✓ Citation-ready format
Nearby suburbs
Explore demographics for areas close to Grandchester:
Methodology
Generated from ABS Census 2021 conditional tables using Bayesian reconstruction. Validated against real Census distributions with a median person-level SRMSE of 0.05 across 7,780 suburbs. Read the full methodology →